CN113802912A - Height limiting device - Google Patents
Height limiting device Download PDFInfo
- Publication number
- CN113802912A CN113802912A CN202111074853.6A CN202111074853A CN113802912A CN 113802912 A CN113802912 A CN 113802912A CN 202111074853 A CN202111074853 A CN 202111074853A CN 113802912 A CN113802912 A CN 113802912A
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- China
- Prior art keywords
- hoop
- frame
- limiting device
- height limiting
- lifting lug
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention belongs to the technical field of construction guarantee equipment of an electric power system, and discloses a height limiting device which comprises a first clamping mechanism, a second clamping mechanism and an alarm, wherein the first clamping mechanism comprises a first beam frame and a first hoop assembly; the second clamping mechanism comprises a second beam frame and a second hoop assembly, the second beam frame and the first beam frame are connected end to form a four-side frame, the four-side frame is used for being sleeved on the periphery of the telegraph pole, the first hoop assembly and the second hoop assembly are movably arranged on opposite frame walls of the four-side frame respectively, and the first hoop assembly and the second hoop assembly can be close to or far away from each other to clasp or loosen the telegraph pole; the alarm is arranged on the four frames. The first hoop component and the second hoop component can fast clasp the telegraph pole to prevent maintenance personnel from crossing the height limiting device, and remind the maintenance personnel of safety risks through the alarm.
Description
Technical Field
The invention relates to the technical field of construction guarantee equipment of an electric power system, in particular to a height limiting device.
Background
In the field of high-voltage power transmission, cables or other power equipment have a need of being scrapped and replaced after running for a certain time, in order to avoid dangerous zones formed by the cables or other power equipment to the periphery of the ground, maintenance personnel need to repair or replace the cables or other power equipment as soon as possible, but in the process that the maintenance personnel climb on an electric pole to be close to the cables or other power equipment, the distance between the maintenance personnel and the cables or the power equipment needs to be limited due to the risk of electric leakage, so that the safety of the maintenance personnel is ensured. Therefore, a height limiting device is needed to solve the above problems.
Disclosure of Invention
One object of the present invention is: the height limiting device can timely block and remind maintenance personnel of safety risks, and safety of the maintenance personnel is guaranteed.
In order to achieve the purpose, the invention adopts the following technical scheme:
a height limiting device comprising:
the first clamping mechanism comprises a first beam frame and a first hoop assembly;
the second clamping mechanism comprises a second cross beam frame and a second hoop component, the second cross beam frame and the first cross beam frame are connected end to form a four-side frame, the four-side frame is used for being sleeved on the periphery of the telegraph pole, the first hoop component and the second hoop component are movably arranged on opposite frame walls of the four-side frame respectively, and the first hoop component and the second hoop component can be close to or far away from each other to clasp or loosen the telegraph pole;
and the alarm is arranged on the four frames.
As an optional technical scheme, the first hoop assembly comprises a first hoop sheet and a first abutting piece, a first lifting lug is arranged on the first beam frame, the first abutting piece is movably mounted on the first lifting lug, and one end of the first abutting piece is in transmission connection with one end of the first hoop sheet;
the second hoop component comprises a second hoop sheet and a second abutting part, a second lifting lug is arranged on the second cross beam frame, the second abutting part is movably arranged on the second lifting lug, and one end of the second abutting part is in transmission connection with one end of the second hoop sheet.
As an optional technical scheme, the first lifting lug is provided with a first threaded through hole, the periphery of the first abutting piece is provided with a first external thread, and the first abutting piece is in threaded connection with the first lifting lug through the first external thread;
the second lifting lug is provided with a second threaded through hole, the periphery of the second pushing piece is provided with a second external thread, and the second pushing piece is in threaded connection with the second lifting lug through the second external thread.
As an optional technical solution, the height limiting device further includes a first elastic member, one end of the first elastic member is connected to the first abutting member, the other end of the first elastic member is connected to the second abutting member, and the first elastic member is used for driving the first hoop assembly and the second hoop assembly to approach each other to clamp the utility pole.
As an optional technical solution, the clamping surface of the first hoop sheet and the clamping surface of the second hoop sheet are both arc surfaces.
As an optional technical solution, the first beam frame and the second beam frame are both made of insulating materials.
As an alternative solution, the first cross frame and the second cross frame are connected by a quick-insertion locking piece.
As an optional technical solution, the first beam frame includes a first beam and a second beam, and the first beam and the second beam are connected through a first spring folder;
the second cross beam frame comprises a third cross beam and a fourth cross beam, and the third cross beam is connected with the fourth cross beam through a second spring folder.
As an optional technical scheme, the periphery of four frames is provided with bracing piece and folding cloth, the one end of bracing piece with four frames rotate to be connected, the free end of bracing piece is used for supporting folding cloth.
As an optional technical scheme, the periphery of four frames is provided with the holding tank, the holding tank is used for holding bracing piece and folding cloth.
The invention has the beneficial effects that:
the invention provides a height limiting device which is used for being sleeved on the periphery of a telegraph pole to isolate a risk area and a safety area, when the height limiting device is used, a first hoop component and a second hoop component are close to each other so as to tightly hold the telegraph pole, the first hoop component and the second hoop component are tightly held behind the telegraph pole, and an alarm is fixed relative to the height position of the telegraph pole.
Drawings
The invention is explained in further detail below with reference to the figures and examples;
fig. 1 is a schematic structural view illustrating a height limiting device according to an embodiment of the invention, which is sleeved on the outer periphery of a utility pole;
FIG. 2 is a schematic diagram illustrating a first perspective view of a height limiting device according to an embodiment;
FIG. 3 is an enlarged view of a portion of FIG. 2 at position A;
FIG. 4 is a schematic diagram illustrating a second perspective view of a height limiting device according to an embodiment;
fig. 5 is a schematic structural diagram of the first clamping mechanism according to the embodiment.
In fig. 1 to 5:
100. a utility pole;
1. a first clamping mechanism; 11. a first beam frame; 111. a first cross member; 112. a second cross member; 113. accommodating grooves; 12. a first hoop assembly; 121. a first hoop sheet; 122. a first pushing member; 13. a first lifting lug; 14. a first spring folder;
2. a second clamping mechanism; 21. a second beam frame; 211. a third cross member; 212. a fourth cross member; 22. a second hoop assembly; 221. a second hoop sheet; 222. a second pushing member; 23. a second lifting lug; 24. a second spring folder;
3. an alarm;
4. quickly inserting a locking piece;
5. a support bar;
6. and folding the cloth.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, it is to be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings for convenience in description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The first embodiment is as follows:
when a maintenance person climbs on a telegraph pole, the maintenance person usually wears a power maintenance safety belt and bypasses a waistband in the power maintenance safety belt around the telegraph pole, so that the maintenance person can climb up the telegraph pole gradually to reach a maintenance place to maintain power equipment, but the power equipment has a leakage risk, the leakage area is a risk area, and if the maintenance person performs maintenance operation in the risk area, the safety of the maintenance person cannot be guaranteed.
As shown in fig. 1 to 5, the present embodiment provides a height limiting device, which includes a first clamping mechanism 1, a second clamping mechanism 2 and an alarm 3, wherein the first clamping mechanism 1 includes a first beam frame 11 and a first hoop assembly 12; the second clamping mechanism 2 comprises a second beam frame 21 and a second hoop component 22, the second beam frame 21 and the first beam frame 11 are connected end to form a four-side frame, the four-side frame is used for being sleeved on the periphery of the telegraph pole 100, the first hoop component 12 and the second hoop component 22 are respectively and movably arranged on opposite frame walls of the four-side frame, and the first hoop component 12 and the second hoop component 22 can be close to or far away from each other to clasp or loosen the telegraph pole 100; the alarm 3 is mounted on four side frames.
Specifically, when using, make first staple bolt subassembly 12 and second staple bolt subassembly 22 be close to each other to hug closely wire pole 100, first staple bolt subassembly 12 and second staple bolt subassembly 22 are hugged closely behind wire pole 100, the high rigidity of the relative wire pole 100 of siren 3, when maintainer scrambles on wire pole 100, the four-sided frame that first crossbeam frame 11 and second crossbeam frame 21 enclose can block maintainer and continue climbing up, avoid maintainer to cross the four-sided frame and reach the danger area, when maintainer is close to the limit for height device, siren 3 can send the warning, in order to remind maintainer to have had the nonstandard action of being close to the danger area.
The alarm 3 is a buzzer or an indicator light.
In this embodiment, the first hoop assembly 12 includes a first hoop sheet 121 and a first abutting piece 122, a first lifting lug 13 is disposed on the first beam frame 11, the first abutting piece 122 is movably mounted on the first lifting lug 13, and one end of the first abutting piece 122 is in transmission connection with one end of the first hoop sheet 121; the second hoop assembly 22 includes a second hoop sheet 221 and a second pushing component 222, a second lifting lug 23 is disposed on the second beam frame 21, the second pushing component 222 is movably mounted on the second lifting lug 23, and one end of the second pushing component 222 is in transmission connection with one end of the second hoop sheet 221.
After the four frames are sleeved on the telegraph pole 100, the maintainer can clamp the first hoop sheet 121 and the second hoop sheet 221 on the periphery of the telegraph pole 100 to clamp tightly, so that the height limiting device is fixed on the telegraph pole 100.
In this embodiment, the first lifting lug 13 is provided with a first threaded through hole, the periphery of the first abutting piece 122 is provided with a first external thread, and the first abutting piece 122 is in threaded connection with the first lifting lug 13 through the first external thread; the second lifting lug 23 is provided with a second threaded through hole, the periphery of the second pushing piece 222 is provided with a second external thread, and the second pushing piece 222 is in threaded connection with the second lifting lug 23 through the second external thread.
The maintenance personnel can rotate the first pushing member 122 to make the first hoop sheet 121 abut against the outer periphery of the utility pole 100, the operation is simple, and similarly, the second hoop sheet 221 can abut against the outer periphery of the utility pole 100 by rotating the second pushing member 222.
Optionally, the first abutting part 122 and the first hoop sheet 121, and the second abutting part 222 and the second hoop sheet 221 are connected by bearings, so that the first abutting part 122 can rotate relative to the first hoop sheet 121, and the second abutting part 222 can rotate relative to the second hoop sheet 221.
Optionally, the clamping surface of the first hoop sheet 121 and the clamping surface of the second hoop sheet 221 are both arc surfaces, and both the clamping surface of the first hoop sheet 121 and the clamping surface of the second hoop sheet 221 can effectively increase the clamping area, so as to ensure the clamping force.
Optionally, the first beam frame 11 and the second beam frame 21 are both made of an insulating material.
Alternatively, the first and second beam frames 11 and 21 are connected by the quick-insertion lock 4. The slot has been seted up with the junction of second crossbeam frame 21 to first crossbeam frame 11, can make first crossbeam frame 11 and second crossbeam frame 21 be stably connected after inserting the slot fast to insert locking piece 4, encloses into stable four frames, dials out fast to insert behind the locking piece 4, can make first crossbeam frame 11 and second crossbeam frame 21 separate, conveniently pulls down from wire pole 100.
Preferably, be provided with the spring in the slot, the one end of spring is connected with the one end of fast inserting retaining member 4, and when fast inserting retaining member 4 was in the outside of slot, unclamped fast inserting retaining member 4, the spring can pull fast inserting retaining member 4 and insert in the slot rapidly.
Optionally, the first beam frame 11 includes a first beam 111 and a second beam 112, and the first beam 111 and the second beam 112 are connected by a first spring folder 14; the second beam frame 21 includes a third beam 211 and a fourth beam 212, and the third beam 211 and the fourth beam 212 are connected by a second spring folder 24.
After first crossbeam frame 11 and second crossbeam frame 21 separate, can fold first crossbeam 111 and second crossbeam 112, first spring folder 14 between first crossbeam 111 and the second crossbeam 112 is compressed, and first crossbeam frame 11's whole is compressed, makes things convenient for maintainer to carry, and when needs used, first spring folder 14 restores to the original state through elastic deformation, makes first crossbeam 111 and second crossbeam 112 expand, makes first crossbeam 111 perpendicular to second crossbeam 112. The working principle of the second beam frame 21 can refer to the working principle of the first beam frame 11, and the description of this embodiment is omitted. The first spring folder 14 and the second spring folder 24 are both conventional spring folders.
In this embodiment, the periphery of four frames is provided with bracing piece 5 and folding cloth 6, and the one end and the four frames of bracing piece 5 rotate to be connected, and the free end of bracing piece 5 is used for supporting folding cloth 6.
Specifically, four frame walls of four frames all are provided with bracing piece 5 and folding cloth 6, and folding cloth 6 is used for enlarging and blocks the area, avoids maintainer to cross limit for height device, or the maintainer of electric arc direct action below that dangerous area produced.
Optionally, the periphery of the four frames is provided with a receiving groove 113, and the receiving groove 113 is used for receiving the support rod 5 and the folding cloth 6. After first crossbeam frame 11 and the separation of second crossbeam frame 21, can accomodate bracing piece 5 and folding cloth 6 respectively in holding tank 113, reduce area, conveniently carry.
Example two:
the difference between the present embodiment and the first embodiment is that the first abutting part 122 of the present embodiment is slidably connected to the first lifting lug 13, the second abutting part 222 is also slidably connected to the second lifting lug 23, the height limiting device further includes a first elastic member, one end of the first elastic member is connected to the first abutting part 122, the other end of the first elastic member is connected to the second abutting part 222, the first elastic member is used for driving the first hoop assembly 12 and the second hoop assembly 22 to approach each other to clamp the utility pole 100, and after the first elastic member is removed, the first hoop assembly 12 and the second hoop assembly 22 release the utility pole 100. The first elastic member is a spring.
In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. A height limiting device, comprising:
the first clamping mechanism comprises a first beam frame and a first hoop assembly;
the second clamping mechanism comprises a second cross beam frame and a second hoop component, the second cross beam frame and the first cross beam frame are connected end to form a four-side frame, the four-side frame is used for being sleeved on the periphery of the telegraph pole, the first hoop component and the second hoop component are movably arranged on opposite frame walls of the four-side frame respectively, and the first hoop component and the second hoop component can be close to or far away from each other to clasp or loosen the telegraph pole;
and the alarm is arranged on the four frames.
2. The height limiting device according to claim 1, wherein the first hoop assembly comprises a first hoop sheet and a first abutting piece, a first lifting lug is arranged on the first cross beam frame, the first abutting piece is movably mounted on the first lifting lug, and one end of the first abutting piece is in transmission connection with one end of the first hoop sheet;
the second hoop component comprises a second hoop sheet and a second abutting part, a second lifting lug is arranged on the second cross beam frame, the second abutting part is movably arranged on the second lifting lug, and one end of the second abutting part is in transmission connection with one end of the second hoop sheet.
3. The height limiting device according to claim 2, wherein the first lifting lug is provided with a first threaded through hole, the periphery of the first abutting piece is provided with a first external thread, and the first abutting piece is in threaded connection with the first lifting lug through the first external thread;
the second lifting lug is provided with a second threaded through hole, the periphery of the second pushing piece is provided with a second external thread, and the second pushing piece is in threaded connection with the second lifting lug through the second external thread.
4. The height limiting device of claim 2, further comprising a first elastic member, one end of the first elastic member is connected to the first pushing member, the other end of the first elastic member is connected to the second pushing member, and the first elastic member is used for driving the first hoop assembly and the second hoop assembly to approach each other to clamp the utility pole.
5. The height limiting device of claim 2, wherein the clamping surface of the first band piece and the clamping surface of the second band piece are both arcuate surfaces.
6. The height limiting device of claim 1, wherein the first and second beam frames are each an insulating material.
7. The height limiter of claim 1, wherein the first and second cross frames are connected by a quick-plug lock.
8. The height limiting device of claim 1, wherein the first beam frame comprises a first beam and a second beam, and the first beam and the second beam are connected through a first spring folder;
the second cross beam frame comprises a third cross beam and a fourth cross beam, and the third cross beam is connected with the fourth cross beam through a second spring folder.
9. The height limiting device as claimed in claim 1, wherein a support rod and a folding cloth are arranged on the periphery of the four frames, one end of the support rod is rotatably connected with the four frames, and the free end of the support rod is used for supporting the folding cloth.
10. The height limiting device of claim 9, wherein the four side frames are provided with a receiving groove at the periphery thereof, and the receiving groove is used for receiving the support bar and the folding cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111074853.6A CN113802912A (en) | 2021-09-14 | 2021-09-14 | Height limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111074853.6A CN113802912A (en) | 2021-09-14 | 2021-09-14 | Height limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113802912A true CN113802912A (en) | 2021-12-17 |
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ID=78895225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111074853.6A Pending CN113802912A (en) | 2021-09-14 | 2021-09-14 | Height limiting device |
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| Country | Link |
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| CN (1) | CN113802912A (en) |
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| JP2015198492A (en) * | 2014-03-31 | 2015-11-09 | 東京電力株式会社 | Working scaffold for gas insulated cable head |
| CN105625799A (en) * | 2015-12-29 | 2016-06-01 | 国家电网公司 | Safety isolation device used in high-voltage framework power distribution area |
| CN206595636U (en) * | 2017-04-10 | 2017-10-27 | 国网浙江省电力公司金华供电公司 | A kind of electric pole insulation masking baffle plate |
| CN110376410A (en) * | 2019-07-31 | 2019-10-25 | 威胜电气有限公司 | A kind of anchor ear and ammeter box |
| CN111009852A (en) * | 2019-12-24 | 2020-04-14 | 易剑峰 | Safety operation limiting device on pole of 10KV and below |
| CN111952918A (en) * | 2020-07-09 | 2020-11-17 | 国家电网有限公司 | Electric shock prevention method for upper layer of same-pole erected line |
-
2021
- 2021-09-14 CN CN202111074853.6A patent/CN113802912A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203456793U (en) * | 2013-06-26 | 2014-02-26 | 陕西省地方电力（集团）有限公司泾阳县供电分公司 | Insulated spacing baffle plate for live-line operation on distribution overhead line |
| JP2015198492A (en) * | 2014-03-31 | 2015-11-09 | 東京電力株式会社 | Working scaffold for gas insulated cable head |
| CN105625799A (en) * | 2015-12-29 | 2016-06-01 | 国家电网公司 | Safety isolation device used in high-voltage framework power distribution area |
| CN206595636U (en) * | 2017-04-10 | 2017-10-27 | 国网浙江省电力公司金华供电公司 | A kind of electric pole insulation masking baffle plate |
| CN110376410A (en) * | 2019-07-31 | 2019-10-25 | 威胜电气有限公司 | A kind of anchor ear and ammeter box |
| CN111009852A (en) * | 2019-12-24 | 2020-04-14 | 易剑峰 | Safety operation limiting device on pole of 10KV and below |
| CN111952918A (en) * | 2020-07-09 | 2020-11-17 | 国家电网有限公司 | Electric shock prevention method for upper layer of same-pole erected line |
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Application publication date: 20211217 |
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